:root { --brand-accent: #0FBF9F; --login-bg: radial-gradient(circle at 78% 22%, rgba(62,230,193,.45), transparent 42%), linear-gradient(135deg, #0B0F1A 0%, #0f1f2e 60%, #0d3d3a 100%); --brand-primary: #0FBF9F; --brand-primary-dark: #0da287; }